<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<style>
    /*div{
        border: 1px solid red;
    }*/

    .left{
        float: left;
        width: 20%;
        height: 500px;
        background-color: burlywood;
    }
    .right{
        float: left;
        width: 20%;
        height: 500px;
        background-color: aqua;
    }
    .center{
        float: left;
        width: 60%;
        height: 500px;
        background-color: gray;
    }
    .footer{
        clear: both;
        text-align: center;
    }



    .heat{

        height: 60px;
    }
    .heat2{
        background-color: darkviolet;
        height: 60px;
    }
    .footer{
        background-color: dodgerblue;
        height: 60px;
    }


</style>


<body>
<div id = "1" class="heat"><img src="../ZY/j1.png" height="60" width="1905"/></div>
<div id = "2" class="heat2">2</div>
<div class="left">3 </div>
<div class="center">4</div>
<div class="right">5</div>
<div class="footer">6</div>
</body>
</html>